EP0157177A3 - Position-measuring device - Google Patents
Position-measuring device Download PDFInfo
- Publication number
- EP0157177A3 EP0157177A3 EP85102216A EP85102216A EP0157177A3 EP 0157177 A3 EP0157177 A3 EP 0157177A3 EP 85102216 A EP85102216 A EP 85102216A EP 85102216 A EP85102216 A EP 85102216A EP 0157177 A3 EP0157177 A3 EP 0157177A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- scanning
- fields
- group
- offset
- respect
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000000737 periodic effect Effects 0.000 abstract 2
- 230000015572 biosynthetic process Effects 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/36—Forming the light into pulses
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
- G01D5/244—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains
- G01D5/245—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains using a variable number of pulses in a train
- G01D5/2451—Incremental encoders
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Transform (AREA)
- Vehicle Body Suspensions (AREA)
- Body Structure For Vehicles (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Eye Examination Apparatus (AREA)
- Crushing And Grinding (AREA)
Abstract
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT85102216T ATE56091T1 (en) | 1984-03-31 | 1985-02-28 | POSITION MEASUREMENT DEVICE. |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3412128A DE3412128C1 (en) | 1984-03-31 | 1984-03-31 | Position measuring device |
DE3412128 | 1984-03-31 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0157177A2 EP0157177A2 (en) | 1985-10-09 |
EP0157177A3 true EP0157177A3 (en) | 1987-09-16 |
EP0157177B1 EP0157177B1 (en) | 1990-08-29 |
Family
ID=6232287
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP85102216A Expired - Lifetime EP0157177B1 (en) | 1984-03-31 | 1985-02-28 | Position-measuring device |
Country Status (5)
Country | Link |
---|---|
US (1) | US4602436A (en) |
EP (1) | EP0157177B1 (en) |
JP (1) | JPS60219511A (en) |
AT (1) | ATE56091T1 (en) |
DE (2) | DE3412128C1 (en) |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3616144A1 (en) * | 1986-05-14 | 1987-11-19 | Heidenhain Gmbh Dr Johannes | PHOTOELECTRICAL MEASURING DEVICE |
DE8613887U1 (en) * | 1986-05-22 | 1990-09-13 | Dr. Johannes Heidenhain Gmbh, 83301 Traunreut | Measuring device |
DE3621236A1 (en) * | 1986-06-25 | 1988-01-14 | Heidenhain Gmbh Dr Johannes | LENGTH OR ANGLE MEASURING DEVICE |
US4991125A (en) * | 1989-04-19 | 1991-02-05 | Mitutoyo Corporation | Displacement detector |
DE3942178A1 (en) * | 1989-08-08 | 1991-02-21 | Heidenhain Gmbh Dr Johannes | LENGTH OR ANGLE MEASURING DEVICE |
GB9000097D0 (en) * | 1990-01-03 | 1990-03-07 | March Adrian Res Ltd | Position sensor |
ATE108274T1 (en) * | 1991-05-18 | 1994-07-15 | Heidenhain Gmbh Dr Johannes | INTERFERENTIAL POSITION SENSING DEVICE. |
EP0541828B1 (en) * | 1991-11-04 | 1995-02-01 | Dr. Johannes Heidenhain GmbH | Apparatus for producing upper-harmonic free periodic signals |
EP0541827B1 (en) * | 1991-11-04 | 1995-04-12 | Dr. Johannes Heidenhain GmbH | Apparatus for producing upper-harmonic free periodic signals |
US5173602A (en) * | 1991-12-24 | 1992-12-22 | Xerox Corporation | Binary position sensitive detector with multiple rows of alternating types of photocells |
DE59201199D1 (en) * | 1992-02-14 | 1995-02-23 | Heidenhain Gmbh Dr Johannes | Position measuring device. |
DE4229575C1 (en) * | 1992-09-04 | 1993-11-25 | Heidenhain Gmbh Dr Johannes | Procedure for length or angle measuring devices |
DE4323624C2 (en) * | 1993-07-15 | 1997-09-11 | Heidenhain Gmbh Dr Johannes | Photoelectric length or angle measuring device |
DE4323712C2 (en) * | 1993-07-15 | 1997-12-11 | Heidenhain Gmbh Dr Johannes | Photoelectric length or angle measuring device |
EP0645607B1 (en) * | 1993-08-07 | 1997-06-04 | Dr. Johannes Heidenhain GmbH | Apparatus for producing harmonic-free periodic signals |
DE19508700C1 (en) * | 1995-03-02 | 1996-08-14 | Huebner Elektromasch Ag | Fixed frequency zero-harmonic scanning system showing object movements |
US5590059A (en) * | 1995-03-14 | 1996-12-31 | Schier; J. Alan | Position encoder system which utilites the fundamental frequency of a ruled scale on an object |
DE19511068A1 (en) * | 1995-03-25 | 1996-09-26 | Heidenhain Gmbh Dr Johannes | Photoelectric position measuring device |
DE59508231D1 (en) | 1995-06-22 | 2000-05-31 | Heidenhain Gmbh Dr Johannes | Position measuring device |
DE19530560A1 (en) * | 1995-08-19 | 1997-02-20 | Ct Fuer Intelligente Sensorik | Length or angle measuring unit with at least one scale and scanning unit |
DE19532246A1 (en) * | 1995-09-01 | 1997-03-06 | Heidenhain Gmbh Dr Johannes | Device for filtering harmonic signal components |
DE19628602A1 (en) * | 1996-07-16 | 1998-01-22 | Heidenhain Gmbh Dr Johannes | Device for filtering harmonic signal components |
DE19652562C2 (en) * | 1996-12-17 | 1999-07-22 | Heidenhain Gmbh Dr Johannes | Position measuring device |
US6327791B1 (en) | 1999-06-09 | 2001-12-11 | The Government Of The United States As Represented By The Secretary Of Commerce | Chain code position detector |
WO2000077472A1 (en) * | 1999-06-16 | 2000-12-21 | Snorkel International, Inc. | Chain code position detector |
DE19941318A1 (en) | 1999-08-31 | 2001-03-15 | Heidenhain Gmbh Dr Johannes | Optical position measuring device |
DE10020575A1 (en) | 2000-04-28 | 2001-10-31 | Heidenhain Gmbh Dr Johannes | Scanning unit for an optical position measuring device |
GB0506358D0 (en) * | 2004-09-29 | 2005-05-04 | Nanomotion Ltd | Assembly |
DE102005009043A1 (en) * | 2005-02-22 | 2006-08-31 | Dr. Johannes Heidenhain Gmbh | Scanning unit for a position measuring device |
JP5591754B2 (en) * | 2005-03-30 | 2014-09-17 | ナノモーション エルティーディー. | Transport system |
EP1795873B1 (en) | 2005-12-06 | 2017-11-08 | Mitutoyo Corporation | Photoelectric Encoder |
KR101133817B1 (en) * | 2007-06-18 | 2012-04-06 | 인텔 코포레이션 | Wireless network and method for communicating aggregated packets |
GB201301186D0 (en) | 2012-12-20 | 2013-03-06 | Renishaw Plc | Optical element |
JP2014224705A (en) * | 2013-05-15 | 2014-12-04 | キヤノン株式会社 | Scale holding device and encoder |
JP6359340B2 (en) | 2014-05-27 | 2018-07-18 | 株式会社ミツトヨ | Scale and optical encoder |
JP6747568B1 (en) * | 2019-11-18 | 2020-08-26 | セイコーエプソン株式会社 | Liquid ejection device and liquid ejection head unit |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3427463A (en) * | 1965-05-28 | 1969-02-11 | Zeiss Stiftung | Displacement measuring device using gratings having slits at specified spacings and at specified angle to eliminate harmonics |
GB2024416A (en) * | 1978-06-15 | 1980-01-09 | Heidenhain Gmbh Dr Johannes | Photoelectic incremental length of angle measuring apparatus |
EP0083689A1 (en) * | 1981-12-10 | 1983-07-20 | Dr. Johannes Heidenhain GmbH | Photoelectric incremental length or angle measuring device |
EP0194611A2 (en) * | 1985-03-14 | 1986-09-17 | Dr. Johannes Heidenhain GmbH | Measuring device |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3578979A (en) * | 1968-04-23 | 1971-05-18 | Tajima Seisakusho Kk | Electrical signal generating apparatus having a scale grid |
DE1941731C2 (en) * | 1969-08-16 | 1973-11-15 | Fa. Carl Zeiss, 7920 Heidenheim | Device for measuring changes in position between two relatively movable parts |
US3713139A (en) * | 1971-01-25 | 1973-01-23 | Bendix Corp | Apparatus and method of determining displacements |
DE2207132A1 (en) * | 1972-02-16 | 1973-08-30 | Heidenhain Gmbh Dr Johannes | ARRANGEMENT FOR MEASURING THE RELATIVE POSITION OF TWO EACH OTHER MOVING PARTS |
US4078173A (en) * | 1976-06-24 | 1978-03-07 | Pertec Computer Corporation | Light amplitude control system for position and motion transducers |
DE2729697A1 (en) * | 1977-07-01 | 1979-01-04 | Heidenhain Gmbh Dr Johannes | METHOD OF INTERPOLATION |
DE3104972C2 (en) * | 1981-02-12 | 1985-06-20 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Photoelectric incremental positioning device |
JPS57169613A (en) * | 1981-04-13 | 1982-10-19 | Tokyo Optical Co Ltd | Photoelectric encoder |
-
1984
- 1984-03-31 DE DE3412128A patent/DE3412128C1/en not_active Expired
-
1985
- 1985-02-28 AT AT85102216T patent/ATE56091T1/en not_active IP Right Cessation
- 1985-02-28 EP EP85102216A patent/EP0157177B1/en not_active Expired - Lifetime
- 1985-02-28 DE DE8585102216T patent/DE3579338D1/en not_active Expired - Fee Related
- 1985-03-19 US US06/713,458 patent/US4602436A/en not_active Expired - Lifetime
- 1985-03-28 JP JP60062218A patent/JPS60219511A/en active Granted
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3427463A (en) * | 1965-05-28 | 1969-02-11 | Zeiss Stiftung | Displacement measuring device using gratings having slits at specified spacings and at specified angle to eliminate harmonics |
GB2024416A (en) * | 1978-06-15 | 1980-01-09 | Heidenhain Gmbh Dr Johannes | Photoelectic incremental length of angle measuring apparatus |
EP0083689A1 (en) * | 1981-12-10 | 1983-07-20 | Dr. Johannes Heidenhain GmbH | Photoelectric incremental length or angle measuring device |
EP0194611A2 (en) * | 1985-03-14 | 1986-09-17 | Dr. Johannes Heidenhain GmbH | Measuring device |
Also Published As
Publication number | Publication date |
---|---|
JPS60219511A (en) | 1985-11-02 |
US4602436A (en) | 1986-07-29 |
DE3579338D1 (en) | 1990-10-04 |
JPH0125009B2 (en) | 1989-05-16 |
EP0157177A2 (en) | 1985-10-09 |
ATE56091T1 (en) | 1990-09-15 |
EP0157177B1 (en) | 1990-08-29 |
DE3412128C1 (en) | 1985-05-09 |
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